bidorsalis, Pygocentrus Kner [R.] (ex Heckel) 1860:36 [28] [Denkschriften der Kaiserlichen Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftliche Classe. v. 18; ref. 7130] On p. 28 of separate. Not available, name mentioned in text under Pygocentrus piraya Müller and Troschel. •In the synonymy of Pygocentrus piraya (Cuvier 1819) -- (Jégu in Reis et al. 2003:189 [ref. 27061]). •Unavailable name -- (Toledo-Piza et al. 2024:444 [ref. 40817]). Nomen Nudum. Current status: Synonym of Pygocentrus piraya (Cuvier 1819). Serrasalmidae: Serrasalminae.